Rainbow Hue Zingoz
From Webkinz Insider Wiki
Hue guards the rainbow gems in caves near Webkinz World. He’s not a fan of Doug, who is on the search for the rainbow gems. Hue does his very best to keep the contents of the cave and the cave's location a secret. It can be lonely work being the guard Zingoz, but Hue has his best friend, Enorma, visit him frequently.
Rainbow Hue can be found in the following books: